For the first time, astronomers have detected around a burgeoning solar system a sprawling cloud of water vapor that's cold enough to form comets, which could eventually deliver oceans to dry planets. Water is an essential ingredient

Monday October 24, 2011, 9:41 am
Astronomy is always interesting. As I understand it, water is actually the most common molecular substance in the universe. Though of course, most of it is not in liquid form. In any case, this makes me think that life, of at least basic level, probably isn't that uncommon in the universe.